Pillow



FIG. 1 is a front view of a pillow showing my new design, a rear view being a mirror image thereof;

FIG. 2 is a left side view of the pillow, a right side view being a mirror image thereof;

FIG. 3 is a top view of the pillow, a bottom view being a mirror image thereof; and,

FIG. 4 is a bottom front side perspective view of the pillow. 

CLAIM The ornamental design for a pillow, as shown and described. 